Base | Representation |
---|---|
bin | 110010111011111100… |
… | …0100010010001111100 |
3 | 101110100021002201021222 |
4 | 1211313320202101330 |
5 | 3243010141212310 |
6 | 122130114412512 |
7 | 10621450223501 |
oct | 1456770422174 |
9 | 343307081258 |
10 | 109385491580 |
11 | 42432292912 |
12 | 19248b91138 |
13 | a4130c1661 |
14 | 54197414a8 |
15 | 2ca31b1055 |
hex | 1977e2247c |
109385491580 has 48 divisors (see below), whose sum is σ = 235617523680. Its totient is φ = 42642028800.
The previous prime is 109385491573. The next prime is 109385491601. The reversal of 109385491580 is 85194583901.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278306 + ... + 544265.
It is an arithmetic number, because the mean of its divisors is an integer number (4908698410).
Almost surely, 2109385491580 is an apocalyptic number.
109385491580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
109385491580 is an abundant number, since it is smaller than the sum of its proper divisors (126232032100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109385491580 is a wasteful number, since it uses less digits than its factorization.
109385491580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 822750 (or 822748 counting only the distinct ones).
The product of its (nonzero) digits is 1555200, while the sum is 53.
The spelling of 109385491580 in words is "one hundred nine billion, three hundred eighty-five million, four hundred ninety-one thousand, five hundred eighty".
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